OpenTechnical

OT-2026-000045996

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000045996) never changes.

Identity and time

Publication numberOT-2026-000045996 · never reused
Internal UUID01a0ae7d-8f89-7d34-8ef0-de6b724407bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045996
StatusPUBLIC

Content hashes

Canonical textd4c034be8968b0745e6b4490301e51d63920a957e45d20bea0c94d221ef6213f
Markdown5a084b76402a3f9b666b5d94e68c1a8d379faa4b0fc1eff7ae73eb6afcb96aa0
PDF
Publication page78ff758dcdd231d6192de9ae3f2257ae97546800581bf617dd55d70704aacb84
Manifestf929c6866141299a6a1bb7c2034adbfde160dc7de90688504991fdd3549552e1

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureVKf+9ujHTFCAgQhNpOxWr+b9NlUM8lDEJ4iHGHnBKZzSQhuUIzs4wxJknCVdpclTONeZ6x4J/SEu57yvlQwsDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:59.755935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045996
observed 78ff758dcdd231d6192de9ae3f2257ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:59.735689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045996/manifest.json
observed f929c6866141299a6a1bb7c2034adbfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:59.713838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045996/publication.md
observed 5a084b76402a3f9b666b5d94e68c1a8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:59.696475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045996/publication.txt
observed d4c034be8968b0745e6b4490301e51d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.